Home / 1,916,778,222.56-2,867,602,365.28-1,451,779,157.28

Finding the Fourth Proportional to 1,916,778,222.56, 2,867,602,365.28 and 1,451,779,157.28

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Solution

The fourth proportional to 1,916,778,222.56, 2,867,602,365.28 and 1,451,779,157.28 is: 2,171,938,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,778,222.56 : 2,867,602,365.28 = 1,451,779,157.28 : x
  2. Step 2: Convert to fraction form
    1,916,778,222.56/2,867,602,365.28 = 1,451,779,157.28/x
  3. Step 3: Cross multiply
    1,916,778,222.56x = 2,867,602,365.28 × 1,451,779,157.28
  4. Step 4: Simplify right side
    1,916,778,222.56x = 4,163,125,345,280,333,312
  5. Step 5: Solve for x
    x = 4,163,125,345,280,333,312/1,916,778,222.56
  6. Step 6: Final answer
    x = 2,171,938,984.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.